For two circles of radius 7 units and \( \frac{7}{2} \) units, whose centrs are 15 units apart, what is the length of the direct common tangent in units? (correct to 3 decimal places)
The bar graph shows the number of students present in a class on four days. The average number of students present on Monday, Tuesday and Wednesday is:
General English
Select the option that can be used as a one-word substitute for the given group of words.
Speaking disrespectfully about sacred or religious things.